Indication for Biopsy: Acute Kidney Injury

Most people withRenal biospyvalue in acute kidney injury/acute renal failure acute kidney injuryAcute kidney injury doValue of renal biopsyin acute kidney injury/acute renal failure not have a renal biopsy. Acute kidney injury is associated with acute abnormalities in tubules. Provided acutely abnormal tubules are not in a necrotic area of cortex, they may recover to normal. The most likely finding in renal biopsy specimens from adults with acute kidney injury is vasculitisAcute interstitial nephritisin vasculitis. This almost always takes the form of vasculitic glomerulonephritis. Other common findings in acute kidney injuryAcute kidney injury are various glomerular disordersRecurrent glomerular disorder, acute interstitial nephritis, tubular disorders such as light chain cast nephropathyLight chain cast nephropathy (myeloma kidney), andThrombotic microangiopathy thrombotic microangiopathyMicroangiopathy, thrombotic. Only if none of these identifiable conditions is found should the diagnosis be given as acute tubular damageTubular damageacute tubular damage not explained by anything in the biopsy specimen.